module.exports = (sql, parmas, callback) => {
    const mysql = require('mysql');
    const conn = mysql.createConnection({
        host: 'localhost',
        port: 3306,
        user: 'root',
        password: 'root',
        database: '汪佳慧是一坨屎'
    });
    conn.connect();
    conn.query(sql, parmas, callback)
    conn.end();

}